Convert ICD-10 Code I25.731 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
I25.731 Athscl nonaut biological CABG w ang pctrs w documented spasm		414.03 Crn ath nonatlg blg grft
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.
I25.731 Athscl nonaut biological CABG w ang pctrs w documented spasm		413.9 Angina pectoris NEC/NOS
Combination Flag - Multiple codes are needed to describe the source diagnosis code. Correct coding should be done based on contextual judgment.

ICD-10 to ICD-9 crosswalk for code I25.731 - atherosclerosis of nonautologous biological coronary artery bypass graft(s) with angina pectoris with documented spasm based on the most recent General Equivalence Mappings (GEMS) information.